Home / 69,364.49-104,064.35-19,444.79

Finding the Fourth Proportional to 69,364.49, 104,064.35 and 19,444.79

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Solution

The fourth proportional to 69,364.49, 104,064.35 and 19,444.79 is: 29,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,364.49 : 104,064.35 = 19,444.79 : x
  2. Step 2: Convert to fraction form
    69,364.49/104,064.35 = 19,444.79/x
  3. Step 3: Cross multiply
    69,364.49x = 104,064.35 × 19,444.79
  4. Step 4: Simplify right side
    69,364.49x = 2,023,509,595.17
  5. Step 5: Solve for x
    x = 2,023,509,595.17/69,364.49
  6. Step 6: Final answer
    x = 29,172.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.